Concurrency handling can be used to maintain data integrity and data consistency when multiple users access the same resource concurrently. Concurrency violations can occur when you have ...

An ORM (Object Relational Mapping) tool is one that is used to abstract the data access logic of your application. You can use ORM to bridge the apparent mismatch between the data and the object ...

Sometimes you want child objects retrieved with the parent object, and sometimes you don't. What you NEVER want is to retrieve child objects accidentally. Here's Peter's advice on how to get the best ...